Experts have their eyes on the situation. And, under the right circumstances, a bird flu vaccine might become necessary, they say. "The avian influenza situation is alarming simply because we see so ...

With so much H5N1 circulating in the U.S., scientists worry we are a few mutations away from a potential human pandemic.

A poultry farm in Crow Wing County is the latest in Minnesota with a confirmed case of highly pathogenic avian influenza.

A new Centers for Disease Control and Prevention study suggests that bird flu may be spreading under the radar in the U.S. In ...